Update dbp15k-fr-en.py

dbp15k-fr-en.py

@@ -159,6 +159,13 @@ class Dbp15kFrEn(datasets.GeneratorBasedBuilder):
                     "split": "train",
                 },
             ),
+            datasets.SplitGenerator(
+                name="valid",
+                gen_kwargs={
+                    "data_file": os.path.join(dl_dir, "ref_pairs"),
+                    "split": "valid",
+                },
+            ),
             datasets.SplitGenerator(
                 name="test",
                 gen_kwargs={